|Year|Division|League|Regular Season|Playoffs|Open Cup|
|---|---|---|---|---|---|
|2006|4|USL PDL|5th, Northwest|Did not qualify|Did not qualify|
|2007|4|USL PDL|2nd, Northwest|Conference Semifinals|Did not qualify|
|2008|4|USL PDL|1st, Northwest|Conference Finals|Did not qualify|
|2009|4|USL PDL|7th, Northwest|Did not qualify|Did not qualify|
|2010|4|USL PDL|3rd, Northwest|Did not qualify|Did not qualify|
|2011|4|USL PDL|8th, Northwest|Did not qualify|Did not qualify|
|2012|4|USL PDL|1st, Northwest|Semifinals|Did not qualify|
|2013|4|USL PDL|4th, Northwest|Did not qualify|2nd Round|

Question: what is the only year that the seattle sounders qualified for the open cup?
Answer: 2013